A set of SPARQL examples that are used in LOTUS
Pairs of tautomers present on Wikidata.
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
#title: Pairs of tautomers present on Wikidata
SELECT ?structure_1 ?structure_2 WHERE {
    ?structure_1 wdt:P6185 ?structure_2.
}
graph TD
classDef projected fill:lightgreen;
classDef literal fill:orange;
classDef iri fill:yellow;
  v1("?structure_1"):::projected 
  v2("?structure_2"):::projected 
  v1 --"wdt:P6185"-->  v2